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Technical Data Sheet
PartsTable / COMPONENT / 66F00488500
66F00488500 ✓ Verified by PartsTable
— · ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The PLUNGER,DETENT is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-359-0439, indicating validated use in U.S. government and defense logistics supply chains.

Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
66F00488500
NSN: 5340-00-359-0439
FSC: 5340
CAGE: 80244 — GENERAL SERVICES ADMINISTRATION FEDERAL SUPPLY SERVICE (USA)
SPECIFICATIONS
Part Number66F00488500
NSN5340-00-359-0439
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 66F00488500 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 27
C180-016-0250Interchangeable
interchangeable cross-reference
interchangeable
900717-2Interchangeable
interchangeable cross-reference
interchangeable
280041Interchangeable
interchangeable cross-reference
interchangeable
SM-C-143770Interchangeable
interchangeable cross-reference
interchangeable
LPPTGX61-1Interchangeable
interchangeable cross-reference
interchangeable
MC1000Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 66F00488500?
66F00488500 is a PLUNGER,DETENT.
What parts can replace 66F00488500?
There are 27 known substitutes for 66F00488500: C180-016-0250, 900717-2, 280041 and 24 more. Substitute compatibility should be verified for your specific system.
Is 66F00488500 still available?
66F00488500 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026